CoreclrCoreCLR is the runtime for .NET Core. It includes the garbage collector, JIT compiler, primitive data types and low-level classes.
PeachpiePeachPie - the PHP compiler and runtime for .NET and .NET Core
Dotnetbook.NET Platform Architecture book (English, Chinese, Russian)
CorefxThis repo is used for servicing PR's for .NET Core 2.1 and 3.1. Please visit us at https://github.com/dotnet/runtime
sqlite-dotnet-core.NET Core 2.1 Console Application using SQLite with Entity Framework and Dependency Injection
VSNancyDemoA small demo web app (api) on .NET Core, NancyFX & Dapper
profiler-apiThe portable version of JetBrains profiler API for .NET Framework / .NET Core / .NET / .NET Standard / Mono
coreclr-moduleCoreClr (.NET Core Common Language Runtime) community made module https://fabianterhorst.github.io/coreclr-module/index.html